/*

Miranda IM: the free IM client for Microsoft* Windows*

Copyright 2000-2007 Miranda ICQ/IM project, 
all portions of this codebase are copyrighted to the people 
listed in contributors.txt.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or ( at your option ) any later version.	

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
#ifndef _SVC_FILEXML_INCLUDED_
#define _SVC_FILEXML_INCLUDED_ 1

#include "svcExImport.h"
#include "classExImContactBase.h"

namespace NExImport {

#define XKEY_MOD		"MOD"
#define XKEY_SET		"SET"
#define XKEY_EVT		"evt"
#define XKEY_CONTACT	"CONTACT"
#define XKEY_OWNER		"OWNER"

#define EXPORT_DATA		1
#define EXPORT_HISTORY	2
#define EXPORT_ALL		( EXPORT_DATA|EXPORT_HISTORY )

class CExImContactXML;
class CFileXml;

enum EError {
	ERROR_OK					= 0,
	ERROR_NOT_ADDED				= 1,
	ERROR_INVALID_PARAMS		= 2,
	ERROR_INVALID_VALUE			= 3,
	ERROR_INVALID_TIMESTAMP		= 4,
	ERROR_INVALID_TYPE			= 5,
	ERROR_DUPLICATED			= 6,
	ERROR_MEMORY_ALLOC			= 7,
	ERROR_INVALID_CONTACT		= 8,
	ERROR_INVALID_SIGNATURE		= 9,
	ERROR_ABORTED				= 10,
	ERROR_CONVERT_METACONTACT	= 11,
	ERROR_ADDTO_METACONTACT		= 12,
	ERROR_EMPTY_MODULE			= 13
};


class CExImContactXML : public CExImContactBase {
	
	CFileXml*		_pXmlFile;		// the xmlfile
	TiXmlElement*	_xmlNode;		// xmlnode with contact information
	HANDLE _hEvent;

	BOOLEAN IsContactInfo( LPCSTR pszKey );

	// private importing methods
	INT		ImportModule( TiXmlNode* xmlModule );
	INT		ImportSetting( LPCSTR szModule, TiXmlElement *xmlEntry );
	INT		ImportEvent( LPCSTR szModule, TiXmlElement *xmlEvent );
	INT		ImportContact();
	INT		ImportNormalContact();
	INT		ImportMetaSubContact( CExImContactXML * pMetaContact );
	VOID	CountKeys( DWORD &numSettings, DWORD &numEvents );

	// private exporting methods
	INT		ExportModule( LPCSTR szModule );
	INT		ExportSetting( TiXmlElement *xmlModule, LPCSTR szModule, LPCSTR szSetting );
	BOOLEAN	ExportEvents();

	INT		ExportContact( DB::CEnumList* pModules );
	INT		ExportSubContact( CExImContactXML *vMetaContact, DB::CEnumList* pModules );

public:
	CExImContactXML( CFileXml * pXmlFile );

	// exporting stuff
	TiXmlElement*	CreateXmlElement();
	INT		Export( FILE *xmlfile, DB::CEnumList* pModules );

	// importing stuff
	INT		LoadXmlElemnt( TiXmlElement *xContact );
	INT		Import( BOOLEAN keepMetaSubContact = FALSE );

	BOOLEAN operator = ( TiXmlElement* xmlContact )	{
		return LoadXmlElemnt( xmlContact ) == ERROR_OK;	
	}
};

class CFileXml {
	friend class CExImContactXML;

	DWORD	_numContactsTodo;
	DWORD	_numContactsDone;
	DWORD	_numSettingsTodo;
	DWORD	_numSettingsDone;
	DWORD	_numEventsTodo;
	DWORD	_numEventsDone;
	DWORD	_numEventsDuplicated;

	HANDLE	_hContactToWorkOn;	// contact to ex/import ( NULL=owner|INVALID_HANDLE_VALUE=all|HADNLE=one user )

	WORD	_wExport;

	CProgress	_progress;

	INT		ImportOwner( TiXmlElement* xmlContact );
	INT		ImportContacts( TiXmlElement* xmlParent );
	
	DWORD	CountContacts( TiXmlElement* xmlParent );

	/*
	INT ExportOwner( FILE *xmlfile, BOOLEAN bExportEvents );
	INT ExportContact( FILE *xmlfile, HANDLE hContact, BOOLEAN bExportEvents, LPENUMLIST pModules );
	INT ExportSubContact( TiXmlElement *xContact, HANDLE hContact, BOOLEAN bExportEvents );
	*/

public:
	CFileXml();
	INT	Import( HANDLE hContact, LPCSTR pszFileName );
	INT Export( HANDLE hContact, LPCSTR pszFileName );
};

} // namespace NExImport

#endif /* _SVC_FILEXML_INCLUDED_ */